.swiper-slide img{
  width: 100%;
  height: 600px;
}
#scenter{
  margin-top: 20px;
}
#scenter ul{
  margin-top: 50px;
}
#scenter li{
  list-style:none;
  display: inline-block;
  margin: 4px;
}
#scenter h3{
  margin-top: 5px;
  display: block;
  text-align: center
}
#scenter span{
  display: block;
  text-align: center;
}
.st{
  border: 1px solid #ececec;
  padding-bottom: 10px;
}
.st:hover{
  border: 1px solid darkgreen;
}
.st img{
  width: 300px;
  height: 300px;
}
.btn{
  margin-left: 110px;
  color: white;
  background: orangered;
  border-radius: 20px;
}
